antagonist
English Thesaurus
1. a drug that neutralizes or counteracts the effects of another drug (noun.artifact)
| hypernym | : | drug, |
| definition | : | a substance that is used as a medicine or narcotic (noun.artifact) |
| hyponym | : | estrogen antagonist, tamoxifen, |
| definition | : | an antagonist for estrogen that is used in the treatment of breast cancer (noun.artifact) |
| hyponym | : | narcotic antagonist, |
| definition | : | an antagonist used to counteract the effects of narcotics (especially to counteract the depression of respiration) (noun.artifact) |
2. a muscle that relaxes while another contracts (noun.body)
| hypernym | : | antagonistic muscle, |
| definition | : | (physiology) a muscle that opposes the action of another (noun.body) |
3. someone who offers opposition (noun.person)
| hyponym | : | enemy, foe, foeman, opposition, |
| definition | : | an armed adversary (especially a member of an opposing military force) (noun.person) |
| hyponym | : | luddite, |
| definition | : | any opponent of technological progress (noun.person) |
| hyponym | : | withstander, |
| definition | : | an opponent who resists with force or resolution (noun.person) |
| instance hyponym | : | antichrist, |
| definition | : | (Christianity) the adversary of Christ (or Christianity) mentioned in the New Testament; the Antichrist will rule the world until overthrown by the Second Coming of Christ (noun.person) |
4. a drug that neutralizes or counteracts the effects of another drug (noun.artifact)
| antonym | : | synergist, |
| definition | : | a drug that augments the activity of another drug (noun.artifact) |
| derivation | : | antagonism, |
| definition | : | (biochemistry) interference in or inhibition of the physiological action of a chemical substance by another having a similar structure (noun.act) |
5. someone who offers opposition (noun.person)
| antonym | : | agonist, |
| definition | : | someone involved in a contest or battle (as in an agon) (noun.person) |
| derivation | : | antagonism, |
| definition | : | an actively expressed feeling of dislike and hostility (noun.feeling) |
| derivation | : | antagonism, |
| definition | : | the relation between opposing principles or forces or factors (noun.linkdef) |
| derivation | : | oppose, |
| definition | : | be against; express opposition to (verb.communication) |
| derivation | : | oppose, react, |
| definition | : | act against or in opposition to (verb.social) |
| derivation | : | opponent, opposing, |
| definition | : | characterized by active hostility (adj.all) |
6. a drug that neutralizes or counteracts the effects of another drug (noun.artifact)
| antonym | : | synergist, |
| definition | : | a drug that augments the activity of another drug (noun.artifact) |
| derivation | : | antagonism, |
| definition | : | (biochemistry) interference in or inhibition of the physiological action of a chemical substance by another having a similar structure (noun.act) |
7. someone who offers opposition (noun.person)
| antonym | : | agonist, |
| definition | : | someone involved in a contest or battle (as in an agon) (noun.person) |
| derivation | : | antagonism, |
| definition | : | an actively expressed feeling of dislike and hostility (noun.feeling) |
| derivation | : | antagonism, |
| definition | : | the relation between opposing principles or forces or factors (noun.linkdef) |
| derivation | : | oppose, |
| definition | : | be against; express opposition to (verb.communication) |
| derivation | : | oppose, react, |
| definition | : | act against or in opposition to (verb.social) |
| derivation | : | opponent, opposing, |
| definition | : | characterized by active hostility (adj.all) |
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